Medical aid response at a residential address in Arlington Heard on: Snohomish County Fire Primary Response 00:11 00:00 Aid 49 , aid response (number withheld) 139th avenue northeast. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Aid 49 , aid response (number withheld) 139th avenue northeast. 00:06 (number withheld) 139th Avenue Northeast. 00:10 Respond on TAC 3. 2026-09-13 16:23 UTC Medical Emergency 139th Ave NE, Arlington, WA 98223 View on map